PROBLEM TO BE SOLVED: To provide a belt-like member fitting tool capable of holding a plurality of belt-like members in a stacked and aligned state and easily fitting the belt-like members to an object while preventing displacement.SOLUTION: A belt-like member fitting tool for fitting belt-like members 2, which are formed in a ring shape by bonding adhesive parts provided on the inner face side when coming into contact with each other, to an object X comprises: holding means 3 for detachably holding the plurality of belt-like members 2 in a stacked state a prevention part 4 for regulating displacement of the belt-like members 2 held by the holding member 3 a pair of press pieces 5a and 5b for pressing the outer face side of the belt-like members 2 respectively, whose base end sides are rotatably fitted to the prevention part 4 so that distal end sides come close to each other from a prescribed position to bring the adhesive parts into contact with each other and adhere them to each other and first biasing means 6 for applying a biasing force for rotating the pair of press pieces 5a and 5b in a direction of separating from each other so as to return the pair of press pieces to the prescribed position.SELECTED DRAWING: Figure 10